fix dropdown css

minor fix of to not override bg color...

improved breadcrumb padding

More chevron to a svg

updated example to use main version

Adding hamburger

Adding hamburger

fixed overide of breadcrumb sizing. (#5)

* update css to match current

* svg'd the image, reduced filesize, wrote readme.

* fixed lineHeight in bc

Refactored css to not use nested links, should fix navbar issues.